World's Best Scientists 2026 revealed!
Theo Vermaelen

Theo Vermaelen

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Business and Management 31 2719 2568 52 49 84 11624
Economics and Finance 32 3350 3053 90 86 84 11793

Theo Vermaelen publications per year

The chart shows the history of publications by Theo Vermaelen between 1980 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Theo Vermaelen published across 46 years, from 1980 to 2025, averaging 1.9 papers a year. Output peaked at 5 publications in 2011. 5 of the 89 publications appeared in the last two years.

No. of publications
1 2 3 4 5
Bar chart. Horizontal axis: year, 1980 to 2025. Vertical axis: number of publications, 0 to 5. Peak 5 publications in 2011. 1980: 1 publication 1981: 1 publication 1982: 0 publications 1983: 4 publications 1984: 1 publication 1985: 1 publication 1986: 4 publications 1987: 1 publication 1988: 0 publications 1989: 2 publications 1990: 2 publications 1991: 2 publications 1992: 1 publication 1993: 1 publication 1994: 2 publications 1995: 2 publications 1996: 3 publications 1997: 1 publication 1998: 1 publication 1999: 2 publications 2000: 0 publications 2001: 3 publications 2002: 2 publications 2003: 1 publication 2004: 2 publications 2005: 2 publications 2006: 0 publications 2007: 1 publication 2008: 0 publications 2009: 3 publications 2010: 4 publications 2011: 5 publications 2012: 3 publications 2013: 3 publications 2014: 4 publications 2015: 1 publication 2016: 4 publications 2017: 4 publications 2018: 3 publications 2019: 2 publications 2020: 2 publications 2021: 3 publications 2022: 0 publications 2023: 0 publications 2024: 3 publications 2025: 2 publications
1980 2025

89 publications in total across all disciplines

View publications per year as a table
Theo Vermaelen: publications per year, 1980 to 2025
Year Publications
1980 1
1981 1
1982 0
1983 4
1984 1
1985 1
1986 4
1987 1
1988 0
1989 2
1990 2
1991 2
1992 1
1993 1
1994 2
1995 2
1996 3
1997 1
1998 1
1999 2
2000 0
2001 3
2002 2
2003 1
2004 2
2005 2
2006 0
2007 1
2008 0
2009 3
2010 4
2011 5
2012 3
2013 3
2014 4
2015 1
2016 4
2017 4
2018 3
2019 2
2020 2
2021 3
2022 0
2023 0
2024 3
2025 2
Total 89
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Theo Vermaelen publication distribution in Business and Management in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Business and Management in 2026. The highlighted bar marks where Theo Vermaelen sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 82 bars. Horizontal axis: publications, 35–39 to 436+. Vertical axis: number of scientists, 0 to 122. Most scientists, 122, have 95–99 publications. The last bar groups every scientist with 436 publications or more. The highlighted bar, 80–84 publications, is where this scientist sits. 35–39 publications: 2 scientists 40–44 publications: 2 scientists 45–49 publications: 5 scientists 50–54 publications: 20 scientists 55–59 publications: 39 scientists 60–64 publications: 66 scientists 65–69 publications: 52 scientists 70–74 publications: 80 scientists 75–79 publications: 83 scientists 80–84 publications: 116 scientists 85–89 publications: 94 scientists 90–94 publications: 111 scientists 95–99 publications: 122 scientists 100–104 publications: 104 scientists 105–109 publications: 113 scientists 110–114 publications: 96 scientists 115–119 publications: 97 scientists 120–124 publications: 112 scientists 125–129 publications: 93 scientists 130–134 publications: 79 scientists 135–139 publications: 69 scientists 140–144 publications: 80 scientists 145–149 publications: 81 scientists 150–154 publications: 85 scientists 155–159 publications: 50 scientists 160–164 publications: 74 scientists 165–169 publications: 61 scientists 170–174 publications: 40 scientists 175–179 publications: 44 scientists 180–184 publications: 47 scientists 185–189 publications: 59 scientists 190–194 publications: 35 scientists 195–199 publications: 37 scientists 200–204 publications: 49 scientists 205–209 publications: 48 scientists 210–214 publications: 34 scientists 215–219 publications: 31 scientists 220–224 publications: 37 scientists 225–229 publications: 34 scientists 230–234 publications: 25 scientists 235–239 publications: 28 scientists 240–244 publications: 34 scientists 245–249 publications: 28 scientists 250–254 publications: 23 scientists 255–259 publications: 22 scientists 260–264 publications: 11 scientists 265–269 publications: 16 scientists 270–274 publications: 23 scientists 275–279 publications: 12 scientists 280–284 publications: 16 scientists 285–289 publications: 10 scientists 290–294 publications: 12 scientists 295–299 publications: 12 scientists 300–304 publications: 8 scientists 305–309 publications: 13 scientists 310–314 publications: 13 scientists 315–319 publications: 6 scientists 320–324 publications: 10 scientists 325–329 publications: 9 scientists 330–334 publications: 7 scientists 335–339 publications: 10 scientists 340–344 publications: 10 scientists 345–349 publications: 7 scientists 350–354 publications: 4 scientists 355–359 publications: 10 scientists 360–364 publications: 3 scientists 365–369 publications: 7 scientists 370–374 publications: 2 scientists 375–379 publications: 8 scientists 380–384 publications: 4 scientists 385–389 publications: 5 scientists 390–394 publications: 5 scientists 395–399 publications: 2 scientists 400–404 publications: 2 scientists 405–409 publications: 4 scientists 410–414 publications: 3 scientists 415–419 publications: 2 scientists 420–424 publications: 5 scientists 425–429 publications: 3 scientists 430–434 publications: 1 scientist 435 publications: 1 scientist 436+ publications: 100 scientists
35–39 publications 436+

This scientist: 84 publications — 15th percentile

15% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 436 publications or more.

View publications distribution as a table
Number of Business and Management scientists by publication count, Research.com 2026 ranking edition. Based on 3,017 ranked scientists.
Publications Scientists This scientist
35–39 2
40–44 2
45–49 5
50–54 20
55–59 39
60–64 66
65–69 52
70–74 80
75–79 83
80–84 116 84
85–89 94
90–94 111
95–99 122
100–104 104
105–109 113
110–114 96
115–119 97
120–124 112
125–129 93
130–134 79
135–139 69
140–144 80
145–149 81
150–154 85
155–159 50
160–164 74
165–169 61
170–174 40
175–179 44
180–184 47
185–189 59
190–194 35
195–199 37
200–204 49
205–209 48
210–214 34
215–219 31
220–224 37
225–229 34
230–234 25
235–239 28
240–244 34
245–249 28
250–254 23
255–259 22
260–264 11
265–269 16
270–274 23
275–279 12
280–284 16
285–289 10
290–294 12
295–299 12
300–304 8
305–309 13
310–314 13
315–319 6
320–324 10
325–329 9
330–334 7
335–339 10
340–344 10
345–349 7
350–354 4
355–359 10
360–364 3
365–369 7
370–374 2
375–379 8
380–384 4
385–389 5
390–394 5
395–399 2
400–404 2
405–409 4
410–414 3
415–419 2
420–424 5
425–429 3
430–434 1
435 1
436+ 100
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Theo Vermaelen D-index placement in Business and Management in 2026

The chart shows the D-index (discipline H-index) distribution of Business and Management scientists ranked by Research.com in 2026. The highlighted bar marks where Theo Vermaelen sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 60 bars. Horizontal axis: D-Index, 30 to 89+. Vertical axis: number of scientists, 0 to 171. Most scientists, 171, have 32 D-Index. The last bar groups every scientist with 89 D-Index or more. The highlighted bar, 31 D-Index, is where this scientist sits. 30 D-Index: 156 scientists 31 D-Index: 159 scientists 32 D-Index: 171 scientists 33 D-Index: 161 scientists 34 D-Index: 135 scientists 35 D-Index: 124 scientists 36 D-Index: 114 scientists 37 D-Index: 111 scientists 38 D-Index: 103 scientists 39 D-Index: 89 scientists 40 D-Index: 81 scientists 41 D-Index: 97 scientists 42 D-Index: 80 scientists 43 D-Index: 69 scientists 44 D-Index: 68 scientists 45 D-Index: 63 scientists 46 D-Index: 54 scientists 47 D-Index: 69 scientists 48 D-Index: 50 scientists 49 D-Index: 58 scientists 50 D-Index: 54 scientists 51 D-Index: 62 scientists 52 D-Index: 54 scientists 53 D-Index: 43 scientists 54 D-Index: 49 scientists 55 D-Index: 35 scientists 56 D-Index: 40 scientists 57 D-Index: 44 scientists 58 D-Index: 34 scientists 59 D-Index: 29 scientists 60 D-Index: 48 scientists 61 D-Index: 32 scientists 62 D-Index: 30 scientists 63 D-Index: 22 scientists 64 D-Index: 22 scientists 65 D-Index: 19 scientists 66 D-Index: 20 scientists 67 D-Index: 18 scientists 68 D-Index: 17 scientists 69 D-Index: 21 scientists 70 D-Index: 20 scientists 71 D-Index: 19 scientists 72 D-Index: 14 scientists 73 D-Index: 10 scientists 74 D-Index: 16 scientists 75 D-Index: 24 scientists 76 D-Index: 13 scientists 77 D-Index: 19 scientists 78 D-Index: 8 scientists 79 D-Index: 6 scientists 80 D-Index: 4 scientists 81 D-Index: 12 scientists 82 D-Index: 7 scientists 83 D-Index: 7 scientists 84 D-Index: 6 scientists 85 D-Index: 10 scientists 86 D-Index: 4 scientists 87 D-Index: 11 scientists 88 D-Index: 6 scientists 89+ D-Index: 96 scientists
30 D-Index 89+

This scientist: 31 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 89 D-Index or more.

View D-Index distribution as a table
Number of Business and Management scientists by D-index, Research.com 2026 ranking edition. Based on 3,017 ranked scientists.
D-Index Scientists This scientist
30 156
31 159 31
32 171
33 161
34 135
35 124
36 114
37 111
38 103
39 89
40 81
41 97
42 80
43 69
44 68
45 63
46 54
47 69
48 50
49 58
50 54
51 62
52 54
53 43
54 49
55 35
56 40
57 44
58 34
59 29
60 48
61 32
62 30
63 22
64 22
65 19
66 20
67 18
68 17
69 21
70 20
71 19
72 14
73 10
74 16
75 24
76 13
77 19
78 8
79 6
80 4
81 12
82 7
83 7
84 6
85 10
86 4
87 11
88 6
89+ 96
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Overview

Theo Vermaelen is affiliated with INSEAD in France. Their research primarily focuses on fields within business, management, and accounting, with a significant emphasis on accounting as a subfield. Additional areas of study include gender studies, finance, management of technology and innovation, and economics and econometrics.

Their scholarly work explores several main topics, including corporate finance and governance, gender diversity and inequality, entrepreneurship studies and influences, firm innovation and growth, private equity and venture capital, banking stability, regulation and efficiency, as well as auditing, earnings management, and governance.

Theo Vermaelen has contributed to multiple publications, with frequent appearances in the following venues:

  • SSRN Electronic Journal
  • Journal of Financial and Quantitative Analysis
  • Journal of Corporate Finance
  • The Journal of Derivatives

Their recent papers highlight recurring themes related to IPO price formation and board gender diversity, appearing in different journals and years. Notable publications include:

  • "IPO Price Formation and Board Gender Diversity," 2021, SSRN Electronic Journal
  • "IPO price formation and board gender diversity," 2024, Journal of Corporate Finance
  • "IPO Price Formation and Board Gender Diversity," 2024, SSRN Electronic Journal
  • "Are Women Underpriced? Board Diversity and IPO Performance," 2021, SSRN Electronic Journal
  • "Network Centrality and Managerial Market-Timing Ability," 2021, Journal of Financial and Quantitative Analysis

Theo Vermaelen has collaborated frequently with several coauthors, including:

  • P. Raghavendra Rau
  • Jason Sandvik
  • Sterling Huang
  • Kaisa Snellman
  • Massimo Massa

Best Publications

  • Market underreaction to open market share repurchases

    David L. Ikenberry;Josef Lakonishok;Theo Vermaelen

  • Glamour, value and the post-acquisition performance of acquiring firms

    P Raghavendra Rau;Theo Vermaelen;Theo Vermaelen

  • Common stock repurchases and market signalling

    Theo Vermaelen

  • Stock Repurchases in Canada: Performance and Strategic Trading

    David Ikenberry;Josef Lakonishok;Theo Vermaelen

  • Anomalous Price Behavior Around Repurchase Tender Offers

    Josef Lakonishok;Theo Vermaelen

  • The Nature and Persistence of Buyback Anomalies

    Urs Peyer;Theo Vermaelen

  • Tax-induced trading around ex-dividend days

    Josef Lakonishok;Josef Lakonishok;Theo Vermaelen

  • Glamour, Value and the Post-Acquisition Performance of Acquiring Firms

    Theo Vermaelen;P. Raghavendra Rau

  • Repurchase Tender Offers, Signaling, and Managerial Incentives

    Theo Vermaelen

  • Market Underreaction to Open Market Share Repurchases

    David L. Ikenberry;Josef Lakonishok;Josef Lakonishok;Theo Vermaelen

  • The Option to Repurchase Stock

    David L. Ikenberry;Theo Vermaelen

  • Stock Prices and Financial Analysts' Recommendations

    James H. Bjerring;Josef Lakonishok;Theo Vermaelen

  • Regulation, Taxes, and Share Repurchases in the United Kingdom

    P. Raghavendra Rau;Theo Vermaelen

  • DEATH SPIRAL CONVERTIBLES

    Pierre Hillion;Theo Vermaelen

  • Tax Reform and Ex‐Dividend Day Behavior

    Josef Lakonishok;Theo Vermaelen

  • The many facets of privately negotiated stock repurchases

    Urs C. Peyer;Theo Vermaelen

  • Contingent Capital: The Case of COERCs

    George Pennacchi;Theo Vermaelen;Christian C. P. Wolff

  • Mimicking repurchases☆

    Unknown

  • Large shareholdings and corporate control: An analysis of stake purchases by French holding companies

    Saugata Banerjee;Benoit Leleux;Theo Vermaelen

  • Contingent Capital: The Case for COERCs

    George Pennacchi;Theo Vermaelen;Christian C. P. Wolff;Christian C. P. Wolff

  • Regulation, Taxes, and Share Repurchases in the United Kingdom

    Theo Vermaelen;P. Raghavendra Rau

  • Stock Repurchases in Canada: Performance and Strategic Trading

    David L. Ikenberry;Josef Lakonishok;Josef Lakonishok;Theo Vermaelen

  • The Nature and Persistence of Buyback Anomalies

    Urs Peyer;Theo Vermaelen

  • Are buybacks good for long-term shareholder value? evidence from buybacks around the world

    Alberto Manconi;Urs Peyer;Theo Vermaelen

  • Large Shareholdings and Corporate Control: An Analysis of Stake Purchases by French Holding Companies

    Benoit Leleux;Theo Vermaelen;Saugata Banerjee

Frequent Co-Authors

Josef Lakonishok
Josef Lakonishok LSV Asset Management
P. Raghavendra Rau
P. Raghavendra Rau University of Cambridge
Catherine C. Eckel
Catherine C. Eckel Texas A&M University
George G. Pennacchi
George G. Pennacchi University of Illinois at Urbana-Champaign
Richard T. Baillie
Richard T. Baillie King's College London

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