BlackRock
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BlackRock’s Atomera ATOM Stock Holding History

BlackRock’s Portfolio ATOM Stock Details ATOM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$9.04M Buy
2,372,844
+399,668
+20% +$1.51M ﹤0.01% 3571
2025
Q4 		$4.36M Buy
1,973,176
+76,330
+4% +$231K ﹤0.01% 3886
2025
Q3 		$8.38M Buy
1,896,846
+175,724
+10% +$721K ﹤0.01% 3543
2025
Q2 		$8.67M Buy
1,721,122
+1,295,508
+304% +$6.91M ﹤0.01% 3480
2025
Q1 		$1.7M Buy
425,614
+23,193
+6% +$181K ﹤0.01% 4042
2024
Q4 		$4.67M Buy
402,421
+22,225
+6% +$128K ﹤0.01% 3757
2024
Q3 		$1,000K Buy
380,196
+1,804
+0.5% +$5.62K ﹤0.01% 4174
2024
Q2 		$1.44M Sell
378,392
-1,114,120
-75% -$5.25M ﹤0.01% 4067
2024
Q1 		$9.19M Sell
1,492,512
-42,326
-3% -$290K ﹤0.01% 3389
2023
Q4 		$10.8M Buy
1,534,838
+150,263
+11% +$997K ﹤0.01% 3360
2023
Q3 		$8.67M Sell
1,384,575
-33,793
-2% -$241K ﹤0.01% 3419
2023
Q2 		$12.4M Buy
1,418,368
+140,161
+11% +$1.11M ﹤0.01% 3308
2023
Q1 		$8.14M Sell
1,278,207
-37,980
-3% -$257K ﹤0.01% 3428
2022
Q4 		$8.19M Buy
1,316,187
+38,741
+3% +$318K ﹤0.01% 3486
2022
Q3 		$12.9M Sell
1,277,446
-22,535
-2% -$267K ﹤0.01% 3283
2022
Q2 		$12.2M Sell
1,299,981
-21,257
-2% -$234K ﹤0.01% 3407
2022
Q1 		$17.3M Sell
1,321,238
-23,759
-2% -$356K ﹤0.01% 3267
2021
Q4 		$27.1M Buy
1,344,997
+66,824
+5% +$1.57M ﹤0.01% 3091
2021
Q3 		$29.5M Sell
1,278,173
-9,140
-0.7% -$198K ﹤0.01% 3029
2021
Q2 		$27.6M Buy
1,287,313
+28,934
+2% +$594K ﹤0.01% 3106
2021
Q1 		$30.8M Buy
1,258,379
+109,820
+10% +$3.21M ﹤0.01% 2930
2020
Q4 		$18.5M Buy
1,148,559
+75,533
+7% +$789K ﹤0.01% 3048
2020
Q3 		$11.2M Buy
1,073,026
+66,046
+7% +$695K ﹤0.01% 3159
2020
Q2 		$9.06M Buy
1,006,980
+931,613
+1,236% +$6.39M ﹤0.01% 3238
2020
Q1 		$264K Sell
75,367
-574
-0.8% -$2.35K ﹤0.01% 4180
2019
Q4 		$233K Buy
75,941
+9,964
+15% +$31.7K ﹤0.01% 4297
2019
Q3 		$248K Sell
65,977
-2,178
-3% -$9.49K ﹤0.01% 4296
2019
Q2 		$343K Buy
68,155
+32,986
+94% +$127K ﹤0.01% 4259
2019
Q1 		$93K Sell
35,169
-2,394
-6% -$8.2K ﹤0.01% 4389
2018
Q4 		$108K Buy
37,563
+6,745
+22% +$26.8K ﹤0.01% 4344
2018
Q3 		$185K Buy
30,818
+1,242
+4% +$6.88K ﹤0.01% 4332
2018
Q2 		$181K Buy
29,576
+4,378
+17% +$24.9K ﹤0.01% 4326
2018
Q1 		$157K Buy
25,198
+954
+4% +$5.36K ﹤0.01% 4256
2017
Q4 		$105K Buy
24,244
+952
+4% +$3.48K ﹤0.01% 4329
2017
Q3 		$90K Buy
23,292
+14,275
+158% +$67.2K ﹤0.01% 4382
2017
Q2 		$38K Sell
9,017
-18
-0.2% -$98 ﹤0.01% 4561
2017
Q1 		$64K Buy
+9,035
New +$56.1K ﹤0.01% 4421

Other funds holding ATOM

AC
Avenir Corporation Alexandria, Virginia $820M AUM 2.4% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $64B AUM 22.64% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
QPW
Quantum Private Wealth Tampa, Florida $324M AUM 37.9% 1-Year Est. Return
HCM
Hollencrest Capital Management Newport Beach, California $2.7B AUM 23.62% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

BlackRock's ATOM Position: Q1 2026 in Review

BlackRock increased its Atomera (ATOM) stake by 20% in Q1 2026, buying an estimated $1.51M and bringing the position to 2,372,844 shares worth $9.04M. The position accounts for ﹤0.01% of the portfolio, ranked #3571.

BlackRock first reported a position in ATOM in Q1 2017 and has held it in 37 quarters since. The position peaked at $30.8M in Q1 2021. 108 funds tracked by Wall St. Rank hold ATOM as of Q1 2026.

  • BlackRock held 2,372,844 shares of Atomera worth $9.04M as of Q1 2026.
  • BlackRock bought 399,668 Atomera shares in Q1 2026, an estimated $1.51M.
  • Atomera made up ﹤0.01% of BlackRock's portfolio in Q1 2026, its #3571 holding.
  • BlackRock first reported a position in Atomera in Q1 2017 and has held it in 37 quarters since.
  • BlackRock's Atomera position peaked at $30.8M in Q1 2021.
  • 108 funds tracked by Wall St. Rank held Atomera as of Q1 2026.

Based on BlackRock's 13F filing for Q1 2026, filed 13 May 2026.