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Trexquant Investment’s Regeneron Pharmaceuticals REGN Stock Holding History

Trexquant Investment’s Portfolio REGN Stock Details REGN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.55M Buy
11,072
+7,669
+225% +$5.87M 0.06% 433
2025
Q4 		$2.63M Buy
+3,403
New +$2.31M 0.02% 886
2025
Q3 		– Sell
-11,936
Closed -$6.27M – 1854
2025
Q2 		$6.27M Sell
11,936
-44,995
-79% -$25.1M 0.07% 435
2025
Q1 		$36.1M Buy
56,931
+306
+0.5% +$210K 0.42% 23
2024
Q4 		$40.3M Buy
56,625
+42,674
+306% +$35.8M 0.47% 15
2024
Q3 		$14.7M Buy
+13,951
New +$15.5M 0.19% 148
2024
Q1 		– Sell
-5,891
Closed -$5.17M – 1727
2023
Q4 		$5.17M Buy
+5,891
New +$4.85M 0.12% 241
2022
Q1 		– Sell
-2,230
Closed -$1.41M – 1655
2021
Q4 		$1.41M Sell
2,230
-8,625
-79% -$5.3M 0.09% 293
2021
Q3 		$6.57M Buy
+10,855
New +$6.74M 0.52% 23
2021
Q1 		– Sell
-3,717
Closed -$1.8M – 1404
2020
Q4 		$1.8M Buy
+3,717
New +$2.01M 0.19% 139
2020
Q1 		– Sell
-1,980
Closed -$743K – 1362
2019
Q4 		$743K Sell
1,980
-6,722
-77% -$2.26M 0.04% 440
2019
Q3 		$2.41M Buy
8,702
+1,076
+14% +$318K 0.21% 136
2019
Q2 		$2.39M Buy
+7,626
New +$2.54M 0.21% 147
2018
Q2 		– Sell
-4,022
Closed -$1.39M – 1150
2018
Q1 		$1.39M Sell
4,022
-6,253
-61% -$2.17M 0.1% 329
2017
Q4 		$3.86M Buy
+10,275
New +$4.16M 0.42% 22
2016
Q3 		– Sell
-6,000
Closed -$2.1M – 957
2016
Q2 		$2.1M Buy
6,000
+500
+9% +$193K 0.28% 88
2016
Q1 		$1.98M Buy
5,500
+1,000
+22% +$412K 0.23% 108
2015
Q4 		$2.44M Buy
+4,500
New +$2.44M 0.22% 112
2015
Q2 		– Sell
-1,400
Closed -$632K – 1196
2015
Q1 		$632K Buy
+1,400
New +$593K 0.06% 597

Other funds holding REGN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Trexquant Investment's REGN Position: Q1 2026 in Review

Trexquant Investment increased its Regeneron Pharmaceuticals (REGN) stake by 225% in Q1 2026, buying an estimated $5.87M and bringing the position to 11,072 shares worth $8.55M. The position accounts for 0.06% of the portfolio, ranked #433.

Trexquant Investment first reported a position in REGN in Q1 2015 and has held it in 19 quarters since. The position peaked at $40.3M in Q4 2024. 1,392 funds tracked by Wall St. Rank hold REGN as of Q1 2026.

  • Trexquant Investment held 11,072 shares of Regeneron Pharmaceuticals worth $8.55M as of Q1 2026.
  • Trexquant Investment bought 7,669 Regeneron Pharmaceuticals shares in Q1 2026, an estimated $5.87M.
  • Regeneron Pharmaceuticals made up 0.06% of Trexquant Investment's portfolio in Q1 2026, its #433 holding.
  • Trexquant Investment first reported a position in Regeneron Pharmaceuticals in Q1 2015 and has held it in 19 quarters since.
  • Trexquant Investment's Regeneron Pharmaceuticals position peaked at $40.3M in Q4 2024.
  • 1,392 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q1 2026.

Based on Trexquant Investment's 13F filing for Q1 2026, filed 15 May 2026.