Citadel Advisors’s Phio Pharmaceuticals PHIO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$48.3K Buy
+47,150
New +$53.7K ﹤0.01% 13129
2025
Q1
Sell
-44,526
Closed -$80.1K 15321
2024
Q4
$80.1K Buy
+44,526
New +$121K ﹤0.01% 11779
2024
Q3
Sell
-2,410
Closed -$15.2K 14975
2024
Q2
$15.2K Buy
+2,410
New +$15.8K ﹤0.01% 12848
2024
Q1
Sell
-3,538
Closed -$24.2K 15262
2023
Q4
$24.2K Buy
+3,538
New +$36.4K ﹤0.01% 12458
2022
Q1
Sell
-269
Closed -$29K 14339
2021
Q4
$29K Buy
269
+18
+7% +$2.86K ﹤0.01% 13488
2021
Q3
$55K Sell
251
-92
-27% -$19.2K ﹤0.01% 13319
2021
Q2
$84K Buy
343
+128
+60% +$31.6K ﹤0.01% 13046
2021
Q1
$62K Buy
+215
New +$71.5K ﹤0.01% 12794
2020
Q4
Sell
-113
Closed -$26K 11375
2020
Q3
$26K Buy
+113
New +$28.8K ﹤0.01% 9802
2019
Q3
Sell
-14
Closed -$33K 9616
2019
Q2
$33K Buy
14
+8
+133% +$21K ﹤0.01% 8846
2019
Q1
$15K Buy
6
+3
+100% +$6.73K ﹤0.01% 9111
2018
Q4
$7K Buy
+3
New +$7.09K ﹤0.01% 8968
2018
Q1
Hold
0
-$16K 8656
2017
Q4
Hold
0
7864
2017
Q3
Sell
-1
Closed -$34.5K 7450
2017
Q2
$28K Buy
+1
New +$37K ﹤0.01% 7223
2016
Q4
Hold
0
-$22K 7695
2016
Q3
Hold
0
7022
2016
Q2
Hold
0
-$25K 7253
2016
Q1
Hold
0
6416
2015
Q4
Hold
0
8005
2015
Q1
Hold
0
-$19K 8770
2014
Q4
Hold
0
7850
2014
Q3
Hold
0
7276
2014
Q2
Hold
0
-$53K 8215
2014
Q1
Hold
0
6743

Other funds holding PHIO

Citadel Advisors's PHIO Position: Q2 2026 in Review

Citadel Advisors opened a new position in Phio Pharmaceuticals (PHIO) in Q2 2026: 47,150 shares worth $48.3K. The stake represents ﹤0.01% of the portfolio and ranks #13129 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in PHIO as recently as Q4 2024.

Citadel Advisors first reported a position in PHIO in Q2 2017 and has held it in 13 quarters since. The position peaked at $84K in Q2 2021. 24 funds tracked by Wall St. Rank hold PHIO as of Q2 2026.

  • Citadel Advisors held 47,150 shares of Phio Pharmaceuticals worth $48.3K as of Q2 2026.
  • Phio Pharmaceuticals was a new Citadel Advisors position in Q2 2026.
  • Phio Pharmaceuticals made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #13129 holding.
  • Citadel Advisors first reported a position in Phio Pharmaceuticals in Q2 2017 and has held it in 13 quarters since.
  • Citadel Advisors's Phio Pharmaceuticals position peaked at $84K in Q2 2021.
  • 24 funds tracked by Wall St. Rank held Phio Pharmaceuticals as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.