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Mizuho Securities USA’s Regeneron Pharmaceuticals REGN Stock Holding History

Mizuho Securities USA’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 		$4.88M Buy
7,823
+1,729
+28% +$1.18M 0.08% 242
2026
Q1 		$4.71M Sell
6,094
-1,244
-17% -$952K 0.11% 199
2025
Q4 		$5.73M Sell
7,338
-82
-1% -$55.7K 0.09% 176
2025
Q3 		$4.31M Buy
7,420
+241
+3% +$136K 0.09% 229
2025
Q2 		$3.77M Sell
7,179
-1,245
-15% -$695K 0.08% 252
2025
Q1 		$5.34M Sell
8,424
-1,553
-16% -$1.07M 0.12% 187
2024
Q4 		$7.11M Buy
9,977
+3,096
+45% +$2.6M 0.13% 146
2024
Q3 		$7.23M Sell
6,881
-1,298
-16% -$1.44M 0.16% 110
2024
Q2 		$8.6M Buy
+8,179
New +$7.93M 0.19% 98
2016
Q2 		– Sell
-5,000
Closed -$1.8M – 218
2016
Q1 		$1.8M Buy
5,000
+3,500
+233% +$1.44M 0.4% 31
2015
Q4 		$814K Buy
+1,500
New +$813K 0.1% 88
2015
Q2 		– Sell
-2,892
Closed -$1.31M – 243
2015
Q1 		$1.31M Sell
2,892
-85
-3% -$36K 0.17% 92
2014
Q4 		$1.22M Buy
2,977
+1,252
+73% +$492K 0.12% 89
2014
Q3 		$622K Buy
+1,725
New +$578K 0.07% 83
2014
Q1 		– Sell
-11,740
Closed -$3.23M – 90
2013
Q4 		$3.23M Buy
11,740
+3,410
+41% +$981K 0.27% 64
2013
Q3 		$2.61M Sell
8,330
-1,382
-14% -$364K 0.17% 64
2013
Q2 		$2.18M Buy
+9,712
New +$2.26M 0.11% 65

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

Mizuho Securities USA's REGN Position: Q2 2026 in Review

Mizuho Securities USA increased its Regeneron Pharmaceuticals (REGN) stake by 28% in Q2 2026, buying an estimated $1.18M and bringing the position to 7,823 shares worth $4.88M. The position accounts for 0.08% of the portfolio, ranked #242.

Mizuho Securities USA first reported a position in REGN in Q2 2013 and has held it in 17 quarters since. The position peaked at $8.6M in Q2 2024. 1,334 funds tracked by Wall St. Rank hold REGN as of Q2 2026.

  • Mizuho Securities USA held 7,823 shares of Regeneron Pharmaceuticals worth $4.88M as of Q2 2026.
  • Mizuho Securities USA bought 1,729 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $1.18M.
  • Regeneron Pharmaceuticals made up 0.08% of Mizuho Securities USA's portfolio in Q2 2026, its #242 holding.
  • Mizuho Securities USA first reported a position in Regeneron Pharmaceuticals in Q2 2013 and has held it in 17 quarters since.
  • Mizuho Securities USA's Regeneron Pharmaceuticals position peaked at $8.6M in Q2 2024.
  • 1,334 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.

Based on Mizuho Securities USA's 13F filing for Q2 2026, filed 24 Jul 2026.