Citigroup’s Regeneron Pharmaceuticals REGN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $216M | Buy |
346,637
+161,946
| +88% | +$110M | 0.07% | 240 |
|
|
2026
Q1 | $143M | Sell |
184,691
-60,644
| -25% | -$46.4M | 0.06% | 292 |
|
|
2025
Q4 | $189M | Buy |
245,335
+107,144
| +78% | +$72.8M | 0.08% | 215 |
|
|
2025
Q3 | $77.7M | Sell |
138,191
-46,055
| -25% | -$26M | 0.03% | 464 |
|
|
2025
Q2 | $96.7M | Sell |
184,246
-1,326
| -0.7% | -$740K | 0.05% | 357 |
|
|
2025
Q1 | $118M | Buy |
185,572
+49,128
| +36% | +$33.8M | 0.06% | 280 |
|
|
2024
Q4 | $97.2M | Sell |
136,444
-18,514
| -12% | -$15.5M | 0.06% | 290 |
|
|
2024
Q3 | $163M | Buy |
154,958
+6,920
| +5% | +$7.7M | 0.09% | 183 |
|
|
2024
Q2 | $156M | Sell |
148,038
-6,154
| -4% | -$5.97M | 0.1% | 180 |
|
|
2024
Q1 | $148M | Buy |
154,192
+37,371
| +32% | +$35.5M | 0.1% | 197 |
|
|
2023
Q4 | $103M | Sell |
116,821
-27,665
| -19% | -$22.8M | 0.07% | 251 |
|
|
2023
Q3 | $119M | Sell |
144,486
-810
| -0.6% | -$637K | 0.09% | 194 |
|
|
2023
Q2 | $104M | Buy |
145,296
+49,973
| +52% | +$38.5M | 0.07% | 222 |
|
|
2023
Q1 | $78.3M | Sell |
95,323
-21,437
| -18% | -$16.2M | 0.05% | 282 |
|
|
2022
Q4 | $84.2M | Buy |
116,760
+7,391
| +7% | +$5.45M | 0.07% | 265 |
|
|
2022
Q3 | $75.3M | Sell |
109,369
-747
| -0.7% | -$470K | 0.05% | 275 |
|
|
2022
Q2 | $65.1M | Sell |
110,116
-9,555
| -8% | -$6.21M | 0.05% | 314 |
|
|
2022
Q1 | $83.6M | Sell |
119,671
-19,786
| -14% | -$12.5M | 0.05% | 322 |
|
|
2021
Q4 | $88.1M | Buy |
139,457
+26,395
| +23% | +$16.2M | 0.05% | 355 |
|
|
2021
Q3 | $68.4M | Sell |
113,062
-7,483
| -6% | -$4.65M | 0.04% | 408 |
|
|
2021
Q2 | $67.3M | Sell |
120,545
-4,337
| -3% | -$2.2M | 0.04% | 425 |
|
|
2021
Q1 | $59.1M | Sell |
124,882
-45,730
| -27% | -$22.3M | 0.04% | 430 |
|
|
2020
Q4 | $82.4M | Buy |
170,612
+18,712
| +12% | +$10.1M | 0.05% | 335 |
|
|
2020
Q3 | $85M | Sell |
151,900
-9,702
| -6% | -$5.88M | 0.06% | 282 |
|
|
2020
Q2 | $101M | Buy |
161,602
+79,310
| +96% | +$45M | 0.08% | 211 |
|
|
2020
Q1 | $40.2M | Sell |
82,292
-29,590
| -26% | -$12.2M | 0.04% | 446 |
|
|
2019
Q4 | $42M | Sell |
111,882
-89,752
| -45% | -$30.2M | 0.03% | 581 |
|
|
2019
Q3 | $55.9M | Buy |
201,634
+98,822
| +96% | +$29.2M | 0.04% | 405 |
|
|
2019
Q2 | $32.2M | Buy |
102,812
+17,020
| +20% | +$5.67M | 0.03% | 651 |
|
|
2019
Q1 | $35.2M | Buy |
85,792
+24,865
| +41% | +$10.2M | 0.03% | 539 |
|
|
2018
Q4 | $22.8M | Sell |
60,927
-7,856
| -11% | -$2.88M | 0.02% | 751 |
|
|
2018
Q3 | $27.8M | Sell |
68,783
-20,312
| -23% | -$7.73M | 0.02% | 652 |
|
|
2018
Q2 | $30.7M | Buy |
89,095
+8,553
| +11% | +$2.67M | 0.03% | 560 |
|
|
2018
Q1 | $27.7M | Buy |
80,542
+15,143
| +23% | +$5.27M | 0.02% | 617 |
|
|
2017
Q4 | $24.6M | Buy |
65,399
+3,723
| +6% | +$1.51M | 0.02% | 732 |
|
|
2017
Q3 | $27.6M | Buy |
61,676
+4,069
| +7% | +$1.94M | 0.02% | 649 |
|
|
2017
Q2 | $28.3M | Sell |
57,607
-3,870
| -6% | -$1.69M | 0.03% | 602 |
|
|
2017
Q1 | $23.8M | Sell |
61,477
-21,583
| -26% | -$8M | 0.02% | 680 |
|
|
2016
Q4 | $30.5M | Buy |
83,060
+52,457
| +171% | +$19.9M | 0.03% | 559 |
|
|
2016
Q3 | $12.3M | Sell |
30,603
-3,473
| -10% | -$1.39M | 0.01% | 946 |
|
|
2016
Q2 | $11.9M | Sell |
34,076
-7,943
| -19% | -$3.06M | 0.01% | 935 |
|
|
2016
Q1 | $15.1M | Sell |
42,019
-4,936
| -11% | -$2.03M | 0.02% | 752 |
|
|
2015
Q4 | $25.5M | Sell |
46,955
-3,347
| -7% | -$1.81M | 0.03% | 629 |
|
|
2015
Q3 | $23.4M | Buy |
50,302
+3,637
| +8% | +$1.95M | 0.02% | 646 |
|
|
2015
Q2 | $23.8M | Sell |
46,665
-43,306
| -48% | -$21.1M | 0.02% | 695 |
|
|
2015
Q1 | $40.6M | Buy |
89,971
+31,459
| +54% | +$13.3M | 0.04% | 430 |
|
|
2014
Q4 | $24M | Buy |
58,512
+32,615
| +126% | +$12.8M | 0.02% | 707 |
|
|
2014
Q3 | $9.34M | Buy |
25,897
+8,041
| +45% | +$2.7M | 0.01% | 1342 |
|
|
2014
Q2 | $5.04M | Sell |
17,856
-2,417
| -12% | -$716K | ﹤0.01% | 1790 |
|
|
2014
Q1 | $6.09M | Sell |
20,273
-6,140
| -23% | -$1.89M | 0.01% | 1548 |
|
|
2013
Q4 | $7.27M | Sell |
26,413
-51,253
| -66% | -$14.7M | 0.01% | 1497 |
|
|
2013
Q3 | $24.3M | Sell |
77,666
-11,335
| -13% | -$2.98M | 0.02% | 641 |
|
|
2013
Q2 | $20M | Buy |
+89,001
| New | +$20.7M | 0.02% | 692 |
|
Other funds holding REGN
Citigroup's REGN Position: Q2 2026 in Review
Citigroup increased its Regeneron Pharmaceuticals (REGN) stake by 88% in Q2 2026, buying an estimated $110M and bringing the position to 346,637 shares worth $216M. The position accounts for 0.07% of the portfolio, ranked #240.
Citigroup first reported a position in REGN in Q2 2013 and has held it in 53 quarters since. 1,333 funds tracked by Wall St. Rank hold REGN as of Q2 2026.
- Citigroup held 346,637 shares of Regeneron Pharmaceuticals worth $216M as of Q2 2026.
- Citigroup bought 161,946 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $110M.
- Regeneron Pharmaceuticals made up 0.07% of Citigroup's portfolio in Q2 2026, its #240 holding.
- Citigroup first reported a position in Regeneron Pharmaceuticals in Q2 2013 and has held it in 53 quarters since.
- 1,333 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.
Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.