MOS
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MGO One Seven’s Regeneron Pharmaceuticals REGN Stock Holding History

MGO One Seven’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 		$581K Buy
932
+283
+44% +$193K 0.01% 909
2026
Q1 		$501K Buy
649
+60
+10% +$45.9K 0.01% 909
2025
Q4 		$455K Buy
589
+19
+3% +$12.9K 0.01% 920
2025
Q3 		$321K Buy
570
+87
+18% +$49.2K 0.01% 1001
2025
Q2 		$254K Buy
483
+106
+28% +$59.2K 0.01% 1019
2025
Q1 		$239K Buy
377
+34
+10% +$23.4K 0.01% 936
2024
Q4 		$244K Sell
343
-43
-11% -$36.1K 0.01% 932
2024
Q3 		$406K Sell
386
-50
-11% -$55.6K 0.02% 655
2024
Q2 		$458K Buy
436
+35
+9% +$33.9K 0.02% 590
2024
Q1 		$386K Buy
401
+81
+25% +$77K 0.02% 629
2023
Q4 		$281K Buy
320
+75
+31% +$61.8K 0.02% 722
2023
Q3 		$202K Buy
+245
New +$193K 0.02% 758
2023
Q2 		– Sell
-315
Closed -$259K – 881
2023
Q1 		$259K Buy
+315
New +$238K 0.02% 718
2022
Q4 		– Sell
-238
Closed -$823K – 777
2022
Q3 		$823K Sell
238
-566
-70% -$356K 0.03% 280
2022
Q2 		$475K Buy
+804
New +$523K 0.07% 329
2020
Q3 		– Sell
-322
Closed -$201K – 487
2020
Q2 		$201K Buy
+322
New +$183K 0.05% 417
2019
Q1 		– Sell
-235
Closed -$87K – 1353
2018
Q4 		$87K Buy
+235
New +$86K 0.04% 500
2018
Q1 		$53K Sell
153
-28
-15% -$9.74K 0.02% 597
2017
Q4 		$68K Buy
+181
New +$73.3K 0.03% 525

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

MGO One Seven's REGN Position: Q2 2026 in Review

MGO One Seven increased its Regeneron Pharmaceuticals (REGN) stake by 44% in Q2 2026, buying an estimated $193K and bringing the position to 932 shares worth $581K. The position accounts for 0.01% of the portfolio, ranked #909.

MGO One Seven first reported a position in REGN in Q4 2017 and has held it in 19 quarters since. The position peaked at $823K in Q3 2022. 1,333 funds tracked by Wall St. Rank hold REGN as of Q2 2026.

  • MGO One Seven held 932 shares of Regeneron Pharmaceuticals worth $581K as of Q2 2026.
  • MGO One Seven bought 283 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $193K.
  • Regeneron Pharmaceuticals made up 0.01% of MGO One Seven's portfolio in Q2 2026, its #909 holding.
  • MGO One Seven first reported a position in Regeneron Pharmaceuticals in Q4 2017 and has held it in 19 quarters since.
  • MGO One Seven's Regeneron Pharmaceuticals position peaked at $823K in Q3 2022.
  • 1,333 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.

Based on MGO One Seven's 13F filing for Q2 2026, filed 31 Jul 2026.