Harry Burn - Sound Shore Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    40
Portfolio value:    $2,984,059,912
Holdings Activity Buys Sells    History
Holding/activity history for  Thermo Fisher Scientific Inc. (TMO)
← All TMO superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2020   Q4 0 0.00 Sell 100.00% 2.21 $448.54–526.59 · VW $475.07i SEC
2020   Q3 160,052 2.21 Reduce 15.05% 0.32 $401.07–532.57 · VW $466.21i $70,666,000 SEC
2020   Q2 188,409 2.10 Reduce 40.55% 1.27 $330.57–433.45 · VW $397.67i $68,268,000 SEC
2020   Q1 316,933 3.13 Reduce 11.64% 0.32 $250.21–351.86 · VW $317.09i $89,882,000 SEC
2019   Q4 358,681 2.72 Reduce 20.12% 0.56 $284.83–342.26 · VW $305.96i $116,525,000 SEC
2019   Q3 449,019 2.80 Add 14.17% 0.35 $270.33–316.03 · VW $300.10i $130,786,000 SEC
2019   Q2 393,275 2.33 Reduce 23.60% 0.66 $264.30–305.45 · VW $285.60i $115,497,000 SEC
2019   Q1 514,728 2.80 Reduce 1.14% 0.03 $246.67–282.98 · VW $265.54i $140,891,000 SEC
2018   Q4 520,666 2.46 Reduce 22.83% 0.66 $208.34–260.11 · VW $242.67i $116,520,000 SEC
2018   Q3 674,710 2.90 Reduce 4.04% 0.10 $217.88–250.75 · VW $239.39i $164,683,000 SEC
2018   Q2 703,088 2.53 Reduce 5.70% 0.15 $202.83–240.88 · VW $227.60i $145,638,000 SEC
2018   Q1 745,552 2.57 Reduce 23.69% 0.69 $199.85–221.88 · VW $210.00i $153,927,000 SEC
2017   Q4 976,959 2.90 Reduce 9.75% 0.33 $181.51–226.44 · VW $205.51i $185,505,000 SEC
2017   Q3 1,082,464 3.42 Reduce 1.73% 0.06 $184.50–201.20 · VW $192.82i $204,802,000 SEC
2017   Q2 1,101,543 3.21 Add 2.94% 0.09 $170.07–187.54 · VW $181.58i $192,186,000 SEC
2017   Q1 1,070,047 2.81 Reduce 1.06% 0.03 $151.74–174.38 · VW $166.30i $164,359,000 SEC
2016   Q4 1,081,520 2.70 Add 8.70% 0.22 $139.07–159.41 · VW $152.05i $152,602,000 SEC
2016   Q3 994,938 2.91 Reduce 54.86% 1.43 $139.53–160.10 · VW $146.58i $158,255,000 SEC
2016   Q2 2,204,253 2.60 Add 123.49% 1.44 $140.21–160.68 · VW $151.03i $138,096,000 SEC
2016   Q1 986,303 2.62 Reduce 28.04% 1.02 $129.70–152.17 · VW $144.55i $139,651,000 SEC
2015   Q4 1,370,684 3.64 Reduce 8.54% 0.30 $119.75–143.65 · VW $130.86i $194,432,000 SEC
2015   Q3 1,498,725 3.54 Reduce 3.00% 0.10 $117.10–140.66 · VW $132.05i $183,264,000 SEC
2015   Q2 1,545,056 3.32 Reduce 1.77% 0.06 $117.98–141.25 · VW $128.20i $200,486,000 SEC
2015   Q1 1,572,906 3.48 Reduce 1.08% 0.03 $125.25–139.03 · VW $131.30i $211,304,000 SEC
2014   Q4 1,590,132 3.21 Reduce 2.83% 0.09 $121.15–132.00 · VW $127.72i $199,228,000 SEC
2014   Q3 1,636,472 3.29 Add 22.01% 0.59 $107.33–129.77 · VW $122.13i $199,159,000 SEC
2014   Q2 1,341,231 2.63 Add 35.16% 0.68 $115.85–127.21 · VW $121.09i $158,265,000 SEC
2014   Q1 992,292 2.10 Reduce 32.28% 0.90 $112.02–127.63 · VW $118.85i $119,313,000 SEC
2013   Q4 1,465,328 2.79 Reduce 13.66% 0.43 $99.12–125.82 · VW $116.49i $163,164,000 SEC
2013   Q3 1,697,107 3.13 Reduce 1.88% 0.06 $89.41–103.12 · VW $97.79i $156,388,000 SEC
2013   Q2 1,729,662 3.09 Reduce 1.86% 0.06 $81.04–92.72 · VW $87.53i $146,381,000 SEC
2013   Q1 1,762,496 2.96 Reduce 2.18% 0.06 $72.87–89.50 · VW $83.56i $134,813,000 SEC
2012   Q4 1,801,853 2.64 Add 6.56% 0.16 $62.30–75.79 · VW $70.63i $114,922,000 SEC
2012   Q3 1,690,892 2.26 Add 121.89% 1.24 $56.64–63.78 · VW $61.32i $99,475,000 SEC
2012   Q2 762,039 0.80 Buy 0.80 $48.14–57.75 · VW $54.41i $39,557,000 SEC
2006   Q2 0 0.00 Sell 100.00% 1.65 $33.85–39.53 · VW $37.53i SEC
2006   Q1 2,710,263 1.65 Reduce 43.11% 1.40 $34.52–41.85 · VW $37.70i $100,524,000 SEC
2005   Q4 4,764,135 3.25 Reduce 13.51% 0.56 $29.95–35.20 · VW $33.26i $143,543,000 SEC
2005   Q3 5,508,158 4.17 Buy 4.17 $27.55–31.80 · VW $30.07i $170,202,000 SEC
2004   Q3 0 0.00 Sell 100.00% 3.19 $25.88–30.38 · VW $28.84i SEC
2004   Q2 3,481,434 3.19 Reduce 7.11% 0.23 $24.00–31.07 · VW $27.11i $107,019,000 SEC
2004   Q1 3,747,800 3.22 Reduce 6.09% 0.20 $25.90–31.40 · VW $29.36i $105,988,000 SEC
2003   Q4 3,990,700 3.28 Reduce 0.87% 0.03 $22.70–29.65 · VW $26.81i $100,566,000 SEC
2003   Q3 4,025,600 3.47 Reduce 10.97% 0.39 $21.25–24.08 · VW $23.08i $87,356,000 SEC
2003   Q2 4,521,500 3.53 Add 17.39% 0.52 $20.80–23.44 · VW $22.34i $95,042,000 SEC
2003   Q1 3,851,700 3.65 Reduce 0.93% 0.03 $16.89–21.10 · VW $19.70i $69,716,000 SEC
2002   Q4 3,888,000 3.52 Reduce 4.18% 0.13 $17.06–20.66 · VW $18.44i $78,227,000 SEC
2002   Q3 4,057,500 3.14 Reduce 3.88% 0.11 $15.05–20.10 · VW $18.25i $65,447,000 SEC
2002   Q2 4,221,400 2.72 Reduce 1.16% 0.04 $14.33–18.36 · VW $16.82i $69,653,000 SEC
2002   Q1 4,271,100 3.15 Buy 3.15 $18.11–21.33 · VW $19.27i $88,540,000 SEC
2001   Q3 0 0.00 Sell 100.00% 0.14 $16.55–24.20 · VW $20.82i SEC
2001   Q2 159,600 0.14 Reduce 67.12% 0.29 $19.79–28.70 · VW $23.39i $3,514,000 SEC
2001   Q1 485,400 0.43 Reduce 66.69% 1.19 $19.25–28.97 · VW $25.38i $10,912,000 SEC
2000   Q4 1,457,300 1.78 Reduce 15.29% 0.25 $26.01–31.24 · VW $28.38i $43,355,000 SEC
2000   Q3 1,720,400 1.63 Add 430.01% 1.32 $22.75–29.94 · VW $27.23i $44,730,000 SEC
2000   Q2 324,600 0.35 Buy 0.35 $18.00–24.38 · VW $21.83i $6,837,000 SEC
Price snapshot:
Current price$528.51
52-week low$401.89
52-week high$642.71