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Dmitry Balyasny’s Regeneron Pharmaceuticals REGN Stock Holding History

Dmitry Balyasny’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
Q2 		$5.61M Buy
9,000
+8,000
+800% +$5.45M 0.01% 1322
2026
Q1 		$773K Sell
1,000
-36,600
-97% -$28M ﹤0.01% 2188
2025
Q4 		$29M Buy
37,600
+6,000
+19% +$4.07M 0.04% 551
2025
Q3 		$17.8M Sell
31,600
-12,900
-29% -$7.29M 0.02% 768
2025
Q2 		$23.4M Sell
44,500
-10,900
-20% -$6.08M 0.04% 609
2025
Q1 		$35.1M Sell
55,400
-2,700
-5% -$1.86M 0.06% 402
2024
Q4 		$41.4M Sell
58,100
-6,500
-10% -$5.45M 0.06% 380
2024
Q3 		$67.9M Sell
64,600
-3,900
-6% -$4.34M 0.11% 216
2024
Q2 		$72M Buy
68,500
+5,700
+9% +$5.53M 0.13% 196
2024
Q1 		$60.4M Sell
62,800
-5,000
-7% -$4.75M 0.11% 254
2023
Q4 		$59.5M Buy
67,800
+57,400
+552% +$47.3M 0.11% 236
2023
Q3 		$8.56M Sell
10,400
-500
-5% -$393K 0.02% 905
2023
Q2 		$7.83M Buy
10,900
+2,900
+36% +$2.24M 0.02% 885
2023
Q1 		$6.57M Hold
8,000
– – 0.02% 963
2022
Q4 		$5.77M Buy
8,000
+1,300
+19% +$959K 0.02% 960
2022
Q3 		$4.62M Buy
6,700
+5,300
+379% +$3.34M 0.01% 1039
2022
Q2 		$828K Buy
+1,400
New +$910K ﹤0.01% 1826
2021
Q3 		– Sell
-1,600
Closed -$894K – 2344
2021
Q2 		$894K Buy
+1,600
New +$811K ﹤0.01% 1337
2017
Q1 		– Sell
-28,800
Closed -$10.6M – 1755
2016
Q4 		$10.6M Buy
+28,800
New +$11M 0.06% 465

Other funds holding REGN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Dmitry Balyasny's REGN Position: Q2 2026 in Review

Dmitry Balyasny increased its Regeneron Pharmaceuticals (REGN) stake by 527% in Q2 2026, buying an estimated $5.4M and bringing the position to 9,432 shares worth $5.88M. The position accounts for 0.01% of the portfolio, ranked #1307.

Dmitry Balyasny first reported a position in REGN in Q2 2013 and has held it in 28 quarters since. The position peaked at $81.1M in Q2 2019. 1,328 funds tracked by Wall St. Rank hold REGN as of Q2 2026.

  • Dmitry Balyasny held 9,432 shares of Regeneron Pharmaceuticals worth $5.88M as of Q2 2026.
  • Dmitry Balyasny bought 7,927 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $5.4M.
  • Regeneron Pharmaceuticals made up 0.01% of Dmitry Balyasny's portfolio in Q2 2026, its #1307 holding.
  • Dmitry Balyasny first reported a position in Regeneron Pharmaceuticals in Q2 2013 and has held it in 28 quarters since.
  • Dmitry Balyasny's Regeneron Pharmaceuticals position peaked at $81.1M in Q2 2019.
  • 1,328 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.

Based on Balyasny Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.