SSA
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Sierra Summit Advisors’s Regeneron Pharmaceuticals REGN Stock Holding History

Sierra Summit Advisors’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 		$9.15M Buy
14,678
+14,393
+5,050% +$9.8M 1.02% 32
2026
Q1 		$220K Hold
285
– – 0.03% 173
2025
Q4 		$220K Buy
+285
New +$194K 0.03% 168
2025
Q3 		– Sell
-585
Closed -$307K – 207
2025
Q2 		$307K Hold
585
– – 0.05% 166
2025
Q1 		$371K Hold
585
– – 0.08% 158
2024
Q4 		$417K Hold
585
– – 0.08% 128
2024
Q3 		$615K Hold
585
– – 0.14% 87
2024
Q2 		$615K Hold
585
– – 0.15% 86
2024
Q1 		$563K Sell
585
-566
-49% -$538K 0.15% 84
2023
Q4 		$1.01M Buy
+1,151
New +$948K 0.29% 51

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

Sierra Summit Advisors's REGN Position: Q2 2026 in Review

Sierra Summit Advisors increased its Regeneron Pharmaceuticals (REGN) stake by 5,050% in Q2 2026, buying an estimated $9.8M and bringing the position to 14,678 shares worth $9.15M. The position accounts for 1.02% of the portfolio, ranked #32.

Sierra Summit Advisors first reported a position in REGN in Q4 2023 and has held it in 10 quarters since. 1,333 funds tracked by Wall St. Rank hold REGN as of Q2 2026.

  • Sierra Summit Advisors held 14,678 shares of Regeneron Pharmaceuticals worth $9.15M as of Q2 2026.
  • Sierra Summit Advisors bought 14,393 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $9.8M.
  • Regeneron Pharmaceuticals made up 1.02% of Sierra Summit Advisors's portfolio in Q2 2026, its #32 holding.
  • Sierra Summit Advisors first reported a position in Regeneron Pharmaceuticals in Q4 2023 and has held it in 10 quarters since.
  • 1,333 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.

Based on Sierra Summit Advisors's 13F filing for Q2 2026, filed 20 Jul 2026.