DNA technologies (e.g., microarrays) research and experimental development laboratories · Massachusetts

bluebird bio, Inc.

Name: bluebird bio, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Cambridge, MA · ~640 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 0.4
Avg TCR: 0.5
Industry avg: 0
Fatalities

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The verdict

bluebird bio, Inc. runs at 86% of its industry's injury rate - about level with the typical DNA technologies (e.g., microarrays) research and experimental development laboratories workplace, earning a grade C.

bluebird bio, Inc.: 0.4 TCR = 86% of DNA technologies (e.g., microarrays) research and experimental development laboratories BLS 0.5 · 2y Form 300A (see methodology below)

bluebird bio, Inc. safety composite

bluebird bio, Inc. scores strongest on dart rate (safer than 76% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

68/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 0.43 per 100 workers

Safer than 73% of industry peers
DART rate: B 0 per 100 workers

Safer than 76% of industry peers
Fatalities: D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

bluebird bio, Inc. held a steady TCR band

bluebird bio, Inc.'s TCR held near 0.0 from 0.5 in 2020 to 0.4 in 2021. Peak filing year was 2020 at 0.5 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2020=0.5 · 2021=0.4

OSHA ITA Form 300A scorecard

Establishment book 541711 · Cambridge, MA AT/BELOW-IND · MID

Grade C · TCR 0.4 · 86% of ind

DART 0.0 DART
RANK #13/23
PHOTO Bayer Crop Science I…
BOOK 2y book
INJ 5 inj
SIZE ~640 FTE

Nearest TCR peer: Bayer Crop Science Innovation Center (0.0 TCR gap)

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This site

0.4
Bayer Crop Sci

0.4
Elementis

0.4
EMD Serono Res

0.4
Celgene Corp.

0.4

What this shows bluebird bio, Inc. averages 0.4 TCR (86% of the DNA technologies (e.g., microarrays) research and experimental development laboratories BLS benchmark).

bluebird bio, Inc. TCR series: 2020=0.5 · 2021=0.4 · BLS 0.5

Where bluebird bio, Inc. falls in its industry

189 DNA technologies (e.g., microa establishments

Safer than 73% of graded establishments in this industry, whose median TCR is 0.8.

Grade C

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #13 safest of 23 DNA technologies (e.g., microa employers in Massachusetts.

bluebird bio, Inc. (640 employees, TCR 0.4) among 29 same-industry peers, split at the industry median of 296 employees and a TCR of 0.8

bluebird bio, Inc. has more employees than the DNA technologies (e.g., microarrays) res median and a lower injury rate than the industry's median TCR of 0.8. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses	Fatalities
2021	0.4	0.0	1	0	0
2020	0.5	0.0	4	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

541711 · MA · Cambridge

189 DNA technologies (e.g., microarrays) research and experimental development laboratories employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 149 employers in Cambridge, MA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Bayer Crop Science Innovation Center	MORRISVILLE, NC	0.4 TCR
NAICS-TCR	Elementis	EAST WINDSOR, NJ	0.4 TCR
NAICS-TCR	EMD Serono Research And Development Institute	BILLERICA, MA	0.4 TCR
NAICS-TCR	Celgene Corp. - Summit East	SUMMIT, NJ	0.4 TCR
STATE-SIZE	CS Wholesale Grocers : North Hatfield, MA (PDC)	HATFIELD	641 FTE
STATE-SIZE	Brockton Neighborhood Health Center	BROCKTON	639 FTE
STATE-SIZE	Haemonetics - Boston	BOSTON	642 FTE
STATE-SIZE	LifeStream	NEW BEDFORD	644 FTE
CITY-NEAR	Philips NAM Field Sales & Service	Cambridge	5,136 FTE
CITY-NEAR	Vinfen Corporation	Cambridge	2,662 FTE
CITY-NEAR	Biogen - Cambridge	Cambridge	2,478 FTE
CITY-NEAR	Cambridge Campus	Cambridge	2,473 FTE
NAT-TCR	A360 Greeley	Greeley, CO	0.4 TCR
NAT-TCR	1915-2003X	Virginia Beach, VA	0.4 TCR
NAT-TCR	Honeywell International - Pottsville Facility	Pottsville, PA	0.4 TCR
NAT-TCR	Old Navy Corporate Office	San Francisco, CA	0.4 TCR
NAT-SIZE	First Mile Square	Yonkers, NY	640 FTE
NAT-SIZE	Wilmer Terminal - DOT	Wilmer, TX	640 FTE
NAT-SIZE	Thompson Pk Medical Ctr Campus	Scottsdale, AZ	640 FTE
NAT-SIZE	1969-MH1	Morristown, TN	640 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2021, 2020. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.