Citadel Advisors
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Citadel Advisors’s Backblaze BLZE Stock Holding History

Citadel Advisors’s Portfolio BLZE Stock Details BLZE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.05M Buy
304,905
+164,843
+118% +$694K ﹤0.01% 7544
2025
Q4 		$653K Sell
140,062
-320,142
-70% -$2.19M ﹤0.01% 8371
2025
Q3 		$4.27M Buy
460,204
+256,423
+126% +$1.88M ﹤0.01% 4647
2025
Q2 		$1.12M Sell
203,781
-198,116
-49% -$1.01M ﹤0.01% 6840
2025
Q1 		$1.94M Buy
401,897
+125,831
+46% +$775K ﹤0.01% 5591
2024
Q4 		$1.66M Sell
276,066
-3,699
-1% -$25.1K ﹤0.01% 6008
2024
Q3 		$1.79M Buy
279,765
+151,039
+117% +$938K ﹤0.01% 5748
2024
Q2 		$793K Buy
128,726
+36,562
+40% +$285K ﹤0.01% 7056
2024
Q1 		$943K Sell
92,164
-2,414
-3% -$22.3K ﹤0.01% 7041
2023
Q4 		$718K Buy
94,578
+49,930
+112% +$315K ﹤0.01% 7339
2023
Q3 		$246K Buy
44,648
+16,387
+58% +$88.9K ﹤0.01% 9532
2023
Q2 		$122K Sell
28,261
-30,976
-52% -$133K ﹤0.01% 10624
2023
Q1 		$299K Buy
59,237
+26,699
+82% +$162K ﹤0.01% 9392
2022
Q4 		$200K Sell
32,538
-73,075
-69% -$350K ﹤0.01% 10140
2022
Q3 		$524K Buy
105,613
+73,285
+227% +$440K ﹤0.01% 8355
2022
Q2 		$169K Buy
+32,328
New +$243K ﹤0.01% 10860
2022
Q1 		– Sell
-10,981
Closed -$137K – 13596
2021
Q4 		$186K Buy
+10,981
New +$243K ﹤0.01% 11952

Other funds holding BLZE

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PLC
Pillsbury Lake Capital San Francisco, California $221M AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
WCA
Whetstone Capital Advisors Shawnee Mission, Kansas $288M AUM 44.06% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $43.4B AUM 51.29% 1-Year Est. Return

Citadel Advisors's BLZE Position: Q1 2026 in Review

Citadel Advisors increased its Backblaze (BLZE) stake by 118% in Q1 2026, buying an estimated $694K and bringing the position to 304,905 shares worth $1.05M. The position accounts for ﹤0.01% of the portfolio, ranked #7544.

Citadel Advisors first reported a position in BLZE in Q4 2021 and has held it in 17 quarters since. The position peaked at $4.27M in Q3 2025. 138 funds tracked by Wall St. Rank hold BLZE as of Q1 2026.

  • Citadel Advisors held 304,905 shares of Backblaze worth $1.05M as of Q1 2026.
  • Citadel Advisors bought 164,843 Backblaze shares in Q1 2026, an estimated $694K.
  • Backblaze made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #7544 holding.
  • Citadel Advisors first reported a position in Backblaze in Q4 2021 and has held it in 17 quarters since.
  • Citadel Advisors's Backblaze position peaked at $4.27M in Q3 2025.
  • 138 funds tracked by Wall St. Rank held Backblaze as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.